Senior Linux Engineer
- Ahead
- 9 - 14 years
- Noida, Gurugram
- 18 days ago
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Job Description
Responsibilities
- Oversee installation, configuration, and maintenance of Linux servers across diverse enterprise client environments.
- Serve as a senior escalation point for P1/P2 client incidents, ensuring timely SLA adherence, technical resolution, and clear communication to clients and internal stakeholders.
- Proactively maintain and develop all Linux infrastructure technology to deliver 24x7x365 uptime services.
- Perform system performance management, patching, troubleshooting, upgrades, and lifecycle management to ensure high availability and reliability.
- Implement and enforce security best practices, vulnerability management, and compliance standards (CIS, NIST, PCI-DSS, HIPAA, or client-specific frameworks).
- Support incident, change, problem, and request management processes in alignment with ITIL frameworks.
- Collaborate with cross-functional teams (Windows, Network, Security, Cloud) to deliver integrated client solutions.
- Lead or support client onboarding and migration projects by assessing Linux environments, standardizing configurations, and integrating systems into MSP monitoring and management platforms.
- Develop and refine SOPs, runbooks, and knowledge base articles to enable repeatable processes across multiple client environments.
- Implement and optimize monitoring, alerting, and logging solutions (e.g., Prometheus, Grafana, Splunk, ELK), generating reports for internal use and client presentations.
- Provide mentorship and technical guidance to junior engineers and act as a role model for best practices.
- Participate in on-call rotation, including business hours, weeknights, weekends, and holidays.
Qualifications
- Bachelors degree in computer science, Information Systems, or similar relevant field.
- 9+ years of hands-on experience in Linux administration (RHEL, CentOS, Ubuntu, Debian, or similar).
- In-depth knowledge of Linux systems: installation, configuration, troubleshooting, performance tuning, and system hardening.
- Proven expertise with authentication, authorization, and identity integration: user/group management, SSSD/REALMD, Kerberos, and LDAP/AD.
- Strong scripting and automation skills in Shell, Perl, Python, and experience with configuration management (Ansible, Puppet, or Chef).
- Experience with virtualization (VMware, KVM) and exposure to cloud platforms (AWS, Azure, GCP).
- Solid understanding of security and networking, DNS, NFS, SMTP, HTTP/S, SELINUX, and firewalls within Linux ecosystems.
- Familiarity with SAN/NAS storage management, LVM, and multipathing.
- Experience working in ITIL-driven environments with proven SLA accountability.
- Strong communication and client-facing skills, with the ability to explain technical concepts to both technical and non-technical stakeholders.
Good to Have
- Certifications such as RHCE, Linux Foundation Certified Engineer, CompTIA Linux+, or relevant cloud/Linux certifications preferred.
- Experience with Infrastructure as Code (Terraform, CloudFormation).
- Familiarity with CI/CD pipelines (Jenkins, GitLab CI/CD).
- Hands-on knowledge of containerization platforms (Docker, Kubernetes, OpenShift).
- Experience using MSP/PSA/RMM tools (ServiceNow, ConnectWise, SolarWinds, Datto, etc.).
- Capacity planning and cost optimization experience in hybrid or multi-cloud environments.
Job Classification
Industry: IT Services & ConsultingFunctional Area / Department: Engineering - Hardware & NetworksRole Category: IT NetworkRole: System Administrator / EngineerEmployement Type: Full timeContact Details:
Company: AheadLocation(s): Noida, Gurugram+ View Contact
Keyskills: python networking linux troubleshooting shell scripting hardening smtp performance tuning dns advertising kerberos selinux ansible authorization firewall ldap linux administration installation http nfs perl aws linux system authentication
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